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| author | Dave Jiang <dave.jiang@intel.com> | 2023-04-07 13:31:33 -0700 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-04-12 23:18:45 +0530 |
| commit | 2f30decd2f23a376d2ed73dfe4c601421edf501a (patch) | |
| tree | b934a1c1e1608efaad006153bc380c3756816d4b /drivers/dma/idxd/idxd.h | |
| parent | 5fbe6503b52f5665560584f62adab5db70ac910e (diff) | |
| download | lwn-2f30decd2f23a376d2ed73dfe4c601421edf501a.tar.gz lwn-2f30decd2f23a376d2ed73dfe4c601421edf501a.zip | |
dmaengine: idxd: add per DSA wq workqueue for processing cr faults
Add a workqueue for user submitted completion record fault processing.
The workqueue creation and destruction lifetime will be tied to the user
sub-driver since it will only be used when the wq is a user type.
Tested-by: Tony Zhu <tony.zhu@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: https://lore.kernel.org/r/20230407203143.2189681-7-fenghua.yu@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/idxd/idxd.h')
| -rw-r--r-- | drivers/dma/idxd/idxd.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index b923b90b7299..6e56361ae658 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -185,6 +185,7 @@ struct idxd_wq { struct idxd_dev idxd_dev; struct idxd_cdev *idxd_cdev; struct wait_queue_head err_queue; + struct workqueue_struct *wq; struct idxd_device *idxd; int id; struct idxd_irq_entry ie; |